Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_cryptkit / lib / HmacSha1Legacy.h

diff --git a/Security/libsecurity_cryptkit/lib/HmacSha1Legacy.h b/Security/libsecurity_cryptkit/lib/HmacSha1Legacy.h
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+/*
+ * Copyright (c) 2000-2001,2011-2014 Apple Inc. All Rights Reserved.
+ * 
+ * The contents of this file constitute Original Code as defined in and are
+ * subject to the Apple Public Source License Version 1.2 (the 'License').
+ * You may not use this file except in compliance with the License. Please obtain
+ * a copy of the License at http://www.apple.com/publicsource and read it before
+ * using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
+ * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
+ * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
+ * specific language governing rights and limitations under the License.
+ */
+
+
+/*
+       File:           HmacSha1Legacy.h
+       Contains:       HMAC/SHA1, bug-for-bug compatible a legacy implementation.
+       Copyright (c) 2001,2011-2014 Apple Inc. All Rights Reserved.
+*/
+#ifndef __HMAC_SHA1_LEGACY__
+#define __HMAC_SHA1_LEGACY__
+
+#if    !defined(__MACH__)
+#include <ckconfig.h>
+#else
+#include <security_cryptkit/ckconfig.h>
+#endif
+
+#if    CRYPTKIT_HMAC_LEGACY
+
+#include <MacTypes.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * This version is bug-for-bug compatible with the HMACSHA1 implementation in 
+ * an old crypto library. 
+ */
+struct hmacLegacyContext;
+typedef struct hmacLegacyContext *hmacLegacyContextRef;
+
+hmacLegacyContextRef hmacLegacyAlloc(void);
+void hmacLegacyFree(
+       hmacLegacyContextRef hmac);
+OSStatus hmacLegacyInit(
+       hmacLegacyContextRef hmac,
+       const void *keyPtr,
+       UInt32 keyLen);
+OSStatus hmacLegacyUpdate(
+       hmacLegacyContextRef hmac,
+       const void *textPtr,
+       UInt32 textLen);
+OSStatus hmacLegacyFinal(
+       hmacLegacyContextRef hmac,
+       void *resultPtr);               // caller mallocs, must be kSHA1DigestSize bytes
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* CRYPTKIT_HMAC_LEGACY */
+
+#endif /* __HMAC_SHA1_LEGACY__ */